EP1862905A3 - Speichersystem mit Flash-Speicher - Google Patents

Speichersystem mit Flash-Speicher Download PDF

Info

Publication number: EP1862905A3
Authority: EP; European Patent Office
Prior art keywords: flash memory; storage system; memory storage; memory devices; flash
Prior art date: 2006-05-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP06256191A

Other languages

English (en)

French (fr)

Other versions

EP1862905A2 (de

Inventor

Takashige c/o Hitachi Ltd. Intellectual Property Group Iwamura

Kazuhisa c/o Hitachi Ltd. c/o Intellectual Property Group Fujimoto

Yoshiaki c/o Hitachi Ltd. c/o Intellectual Property Group Eguchi

Shunji c/o Hitachi Ltd. Intellectual Property Group Kawamura

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hitachi Ltd

Original Assignee

Hitachi Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2006-05-31

Filing date

2006-12-05

Publication date

2010-07-14

2006-05-31 Priority claimed from JP2006150912A external-priority patent/JP4818812B2/ja

2006-12-05 Application filed by Hitachi Ltd filed Critical Hitachi Ltd

2007-12-05 Publication of EP1862905A2 publication Critical patent/EP1862905A2/de

2010-07-14 Publication of EP1862905A3 publication Critical patent/EP1862905A3/de

Status Withdrawn legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
- G06F11/108—Parity data distribution in semiconductor storages, e.g. in SSD

Landscapes

Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Quality & Reliability (AREA)
Physics & Mathematics (AREA)
General Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
Techniques For Improving Reliability Of Storages (AREA)

EP06256191A 2006-05-31 2006-12-05 Speichersystem mit Flash-Speicher Withdrawn EP1862905A3 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2006150912A JP4818812B2 (ja)	2006-05-31	2006-05-31	フラッシュメモリストレージシステム
US11/503,217 US7640390B2 (en)	2006-05-31	2006-08-14	Flash memory storage system

Publications (2)

Publication Number	Publication Date
EP1862905A2 EP1862905A2 (de)	2007-12-05
EP1862905A3 true EP1862905A3 (de)	2010-07-14

Family

ID=38519936

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP06256191A Withdrawn EP1862905A3 (de)	2006-05-31	2006-12-05	Speichersystem mit Flash-Speicher

Country Status (1)

Country	Link
EP (1)	EP1862905A3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2011021237A1 (en)	2009-08-20	2011-02-24	Hitachi,Ltd.	Storage subsystem and its data processing method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5680579A (en) *	1994-11-10	1997-10-21	Kaman Aerospace Corporation	Redundant array of solid state memory devices
US5696934A (en) *	1994-06-22	1997-12-09	Hewlett-Packard Company	Method of utilizing storage disks of differing capacity in a single storage volume in a hierarchial disk array
US5956743A (en) *	1997-08-25	1999-09-21	Bit Microsystems, Inc.	Transparent management at host interface of flash-memory overhead-bytes using flash-specific DMA having programmable processor-interrupt of high-level operations

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3507132B2 (ja)	1994-06-29	2004-03-15	株式会社日立製作所	フラッシュメモリを用いた記憶装置およびその記憶制御方法
JP2006150912A (ja)	2004-12-01	2006-06-15	Seiko Epson Corp	画像出力システム、および情報報知方法

2006
- 2006-12-05 EP EP06256191A patent/EP1862905A3/de not_active Withdrawn

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5696934A (en) *	1994-06-22	1997-12-09	Hewlett-Packard Company	Method of utilizing storage disks of differing capacity in a single storage volume in a hierarchial disk array
US5680579A (en) *	1994-11-10	1997-10-21	Kaman Aerospace Corporation	Redundant array of solid state memory devices
US5956743A (en) *	1997-08-25	1999-09-21	Bit Microsystems, Inc.	Transparent management at host interface of flash-memory overhead-bytes using flash-specific DMA having programmable processor-interrupt of high-level operations

Also Published As

Publication number	Publication date
EP1862905A2 (de)	2007-12-05

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Legal Events

Date	Code	Title	Description
2007-11-02	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2007-12-05	17P	Request for examination filed	Effective date: 20061227
2007-12-05	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
2007-12-05	AX	Request for extension of the european patent	Extension state: AL BA HR MK YU
2010-06-11	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2010-07-14	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
2010-07-14	AX	Request for extension of the european patent	Extension state: AL BA HR MK RS
2011-03-23	AKX	Designation fees paid	Designated state(s): DE FR GB IE
2014-12-17	17Q	First examination report despatched	Effective date: 20141114
2015-10-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2015-11-04	18D	Application deemed to be withdrawn	Effective date: 20150527